(dimensions in inches)

Bearing Type - Full Complement, Mechanically Retained Rollers

Outer Dia (D) - 0.5000

Width (B) - 0.3130

Dynamic Load Rating (Cr) - 940

Static Load Rating (Cor) - 1,100

Max Speed (Grease) (X1000 RPM) - 12,500

Shaft (Fw) - 0.313

Weight (g) - 3.00

Material - Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent

Some sizes are available with a closed end.

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available as full complement grease retained roller design.

• Model Number:S55
• Inner Diameter：7,9502mm Outer Diameter：12,7mm Width：7,9502mm
• Type：Needle Roller Bearings
• Update date：2025-12-16
• Application:wheel lathe,garden machinery,car steering pin,screen filter,decoration machinery,industrial skin care,Industrial equipment,powder metallurgy,Plastic molding,chemical instruments,rolling machine
• Similar models:NSK NAF558530 SKF K55x63x25 IKO RNAF405520 INA K55X63X20 SKF K50x55x17 NBS K55x63x20 NTN NAO-55×85×30 INA K55X60X27 KOYO AR1455105 INA NKI55/35
• BEARING POWER International Trading Co.,Ltd. specialize in S55 products，there is large inventory of AST S55 . We has been built up long-term cooperation with AST company, could make a bulk order of the S55 Which AST S55 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  21314AX	70	150	35	NACHI	Cylindrical Roller Bearings
  23056-B-K-MB	280	420	106	FAG	Spherical Roller Bearings
  23284RK	420	760	272	KOYO	Spherical Roller Bearings
  32034-X	170	260	57	NKE	Tapered Roller Bearings
  F-6001J1ZZ	12,000	28,000	8,000	NTN	Deep Groove Ball Bearings
  GEC360HCS	360	480		AST	Plain Bearings
  GX 60 S	60	140	37	ISB	Plain Bearings
  HCB71905-E-T-P4S	25	42	9	FAG	Angular Contact Ball Bearings
  HK0508	5	9	8	CX	Cylindrical Roller Bearings
  JLM104948/JLM104910	50	82	21,5	Fersa	Tapered Roller Bearings
  KBK 12x15x16,6	12	15		NBS	Needle Roller Bearings
  NU2205-E-MPA	25	52	18	NKE	Cylindrical Roller Bearings
  PSL211-302	299,24	379,4	73,15	TMB	Thrust Ball Bearings
  UC206	30	62	38,1	CRAFT	Deep Groove Ball Bearings
  RFM19	3.0000	7.0000	1.5625	FBC	CYLINDRICAL ROLLER BEARINGS
  NCF3028CV	140	210	53	SKF	CYLINDRICAL ROLLER BEARINGS
  694ZZA	4	11	4	NTN	DEEP GROOVE BALL BEARINGS
  304	20	52	15	NH	DEEP GROOVE BALL BEARINGS
  IR-25x30x16JSI	25		16	CONSOLIDATED	NEEDLE BEARINGS
  LR-5002-ZZ	15	35	13	CONSOLIDATED	YOKE TYPE TRACK ROLLERS